??
??2??21???????? (??? ????)???1???????????,????168?????????,???????????????????????????????????????????????????????;????????????????????????????????????????
??????21????1??,??339??(PM2.5)?????53.1??????????????/???,???4.7%;??(PM10)????????????80??????/??,??8.1%???339?????????????????????78.0%,????0.5???
1??,???“2+36”??PM2.5??61.0??????/????,???18.3%;??68.5%,??7.4??;??2.9%,?6.8???1?????,??PM2.5??28.3?/????,?23.5%?
1??,168??:PM2.5??20????????????????????????????????????????????????????????????????????????????????????;PM2.5???20???????????????????????????????????????????????????????????????????????(????) ??????????:???
?????????
?????1???????????:??????????????????